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(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]

JS Kenkyuukai | JS Research Seminar

Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3

Nemureru Uchi no Bijo | 陷入沉睡的美女 1-8

Ore no Kawaii Onaho Senpai 4

[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]

(C89) [Circle Ohigetan (Ohigetan)] Ohigebon-67 Classmate Futanari Note Shussekibangou 14 Sakura Komari [English] [Striborg]

Daisenkan Koi o Suru 8 Ao

Insect Research Institute 2

(C75) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Kessen Zenya" - Turupeta Research Report

[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]

Movie Research Lovers

[Hara Shigeyuki] Binyuchousain Ayako | Busty Researcher Ayako [English] {Tadanohito} [Digital]

(C97) [Ochikonium (Terada Ochiko)] Chou Kyodai Mikunyan Seijin Shuurai (THE IDOLM@STER CINDERELLA GIRLS)

Nekonokone Omakebon Vol. 6

(C74) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Kakyuu Sentou In no Isshou" - Turupeta Research Report

[Bonchi] Omae no Inu ni Naritai | 想做你的狗 Ch. 1-2 [Chinese] [拾荒者汉化组] [Digital]

(C85) [Maruarai (Arai Kazuki)] Murakumo (Kantai Collection -KanColle-)

[Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho 005 "Dengeki Jigoku" - Turupeta Research Report

[Tonten] Sennyuu Shitara Hobaku Sare Chaimashita. 4

[Kawai Shun] Odoru! Shokushu Kenkyuujo | Dance! Tentacle Research Institute [English] [solowing]

[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Story) [English]

(C89) [Shiranai Ouchi (Amedori)] Ii Koto wa Futari no Himitsu

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

[Sasano Neko] Chicchai Sourou Ochinchin ga Haete Shimatta SeFri no Mikumo-chan to Messer-kun (Macross Delta)

[148bpm (Kanon)] Yakumo-ke no Omocha (Touhou Project) [Digital]

[SOUND MILK (Otochichi)] Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research (Mahou Tsukai Precure!) [English] [ATF] [Digital]

Minami no Kuni de Hina wo Tobasete | Hina in the Sky of a Country from the South!

Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record

(C93) [Dodoitsu. (Panco.)] Research Love Make Presentation | Research Lab x Expression (Motto! Hinekure Chaser 3) [English] [Pink Cherry Blossom Scans]

[Zonda] Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [Sloppy Seconds] [Digital]

Zecchou Kenkyuujo | Orgasm Research Facility

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

[Department Y Research Institute] Bōkoku Ōji no matsuro

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

(C91) [Yaki Tomahawk Steak (Yakitomato)] Uchi no Wanko no Choukyou Nisshi (Kantai Collection -KanColle-) [Chinese] [海色汉化]

Pt11

[Noise] Chinko no Jiyuu Kenyuu | Dick Research Project (COMIC LO 2019-05) [English] [Doki Fansubs] [Digital]

Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research

Ishutaru ga moshi katchattetara tte if

Fellatio Research Department Epilogue

[Zonda] Fellatio Kenkyuubu Ch. 2 | Blowjob Research Club Ch. 2 (COMIC Mugen Tensei 2021-07) [Chinese]【羅莎莉亞漢化】

Futanari ni S

Dance! Tentacle Research Institute

TEKKEN/ WHEREABOUTS OF JUN

[Shinsekai Set (Hetaren)] Kurodate o Shiro ni Someru Seishoku Kenkyuu o (Blue Archive) | Sexual Gourmet Research: Dyeing Kurodate White [English] [Douzo Lad Translations]

[Sumire Club] TATESEN 2/2 [English]

Zettai ni Ikasetai Adult Goods Maker Kaihatsubu VS Zettai ni Ikanai Adult Goods Maker Eigyoubu | The Sales Rep Who Absolutely Won’t Come VS The Researcher Who Absolutely Wants to Make Her Come

Yokubou Kaiki Damashi Baito Satsuei

Bowsette's Research

[Department Y Research Institute] Gen'ō No Seidorei-Chan De Asobou!

Research of Barnaby Brooks Jr.

(Reitaisai 8) [Nechorapoddo (Nanpuu)] Motto Flan to Issho (Touhou Project)

Manga Research Triangle

[Tempuru] Albedo & Sucrose's Isekai Observation Research Report

[Sumomo Dou (Sumomo EX)] Ikemono Kurabu | Biology Club [English]

Binyuchousain Ayako | Busty Researcher Ayako

[AERODOG (inu)] Senshadou no Uramichi BC Jiyuu Gakuen (Girls und Panzer) [Digital]

Houkago Lesson

Futanari kizaseba oni Urara

[Shiranui Research Institute (Shiranui)] Shiranuhi Ninpo cho ichi-kan (King of Fighters, Street Fighter) [Digital]

Two Girl's Suck-Suck Research Note

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

Sharon ojousama no ruki pai choukyou nisshi

(C96) [Tamarun (Tamarun)] Abby Kenkyuu Bon | Abby Research Book (Fate/Grand Order) [English] [Team Chungus TL]

[NEO-de (Natsuzaka)] Tadashii Hito (Gundam Seed Destiny)

At Your Service

Fellatio Kenkyuubu | Blowjob Research Club

雨天的散步

Roshutsu Play-chuu Kokoronai Keikan ni Taiho Sareru Sachiko

(C78) [Yo wa Okazu wo Shomou Shiteoru (Shian)] Onna Kenkyuuin no Ijou na Aijou | A Female Researcher's Abnormal Desire [English] =LWB=

Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2

(C75) [MEGALITH PRODUCTION (Shinogi A-suke)] Zange-chan 1 kai 100 en (Kannagi)

(C91) [Neko wa Manma ga Utsukushii (Hisasi)] Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2 (Shokugeki no Soma) [English] [Metaphrastes]

[Outou Chieri] Gakkou no Kaidan (COMIC AUN 2014-09) [Chinese]

Attack on Research

Shuna

Adult Goods Tanchiki ~Machi no Inran Onna o Research Seyo~

(C90) [Hoshimaki Project (Yano Toshinori)] Yuubari 30-sai no Yasen Collection (Kantai Collection -KanColle-)

(C94) [Finecraft69 (6ro-)] Shouki Monogatari 2

Futanari Kenkyuu Dousoukai | Futanari Research Club

(C63) [MUSASABIDO (Bakuchin)] Research of a maid

[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}

(SC33) [Doronuma Kyoudai (RED-RUM)] Love Potion de Gouin ni Shadow | Forced Into Shadow (Final Fantasy XII) [English] [SaHa]

[1bit (yuyu)] Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I [English]

[Minamida Usuke] Dokidoki Eizou-Kenkyuu-Bu | Steamy Cinema Studies and Research Club (COMIC HOTMILK 2017-01) [English] [Digital] [Incomplete]

(SC42) [Shoujo Kakei (inkey)] Cheerfull (Various)

(C90) [Koppun (Hone)] Mahou Tsukai no Shuusei (Mahou Tsukai Precure!)

[Karasu] MESUhame IKIzome Ch. 1, 3, 6, 8 [English] [N04h + Dark Mac]

[Oshiruko Kan (Piririnegi)] Futanari! Oshioki Time ~Shounen Shojo Soushitsu-hen~ [Digital]

[Zonda] Fellatio Kenkyuubu | Blowjob Research Club [English] [Uncensored] [head empty + RedLantern]

(C81) [Saigado (Saigado)] R-LAB. - Dr. Akagi's individual research lab (Neon Genesis Evangelion) [Chinese] [瓜皮漢化·母系戰士出品@萌夢星君發佈]

Magical Occult Research Girl Defeated

[Zonda] Fellatio Kenkyuubu - Fellatio Research Department | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [CrinkzScans] [Digital]

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

Yumeutsutsu Romantic | 朦朧之間的浪漫

[STUDIO AWAKE] Nyotai no Himitsu (Mystery of the Female bodies) <Educational Comic:Biology and sex #4>

(C77) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Shin Hissatsu Waza no Kyoufu " - Turupeta Research Report

[Dokurosan] Eiken Lovers | Movie Research Lovers (COMIC Tenma 2009-05 Vol. 132) [English] [Brolen]

Research Love Make Presentation | Research Lab x Expression

(kokosouiunomisejanainde) Lovely Hitler's Counterattack (South Park) [English]

[Studio Wallaby (Deep Purple '72)] Arashi no Naisho, Aiko no Himitsu (Gad Guard)

Fellatio Kenkyuubu | Blowjob Research Club Ch. 2

[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [English]

(C93) [Dojinchi (Nakamura Hirofumi)] Darjeeling wa Megane o Kakeru. (Girls und Panzer)

[Kawai Shun] Odoru! Shokushu Kenkyuujo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [Chinese]

[Sekiya Asami] Sasori no Kokoro (COMIC Kairakuten 2010-04) [English] =desudesu+EroMangaGirls=

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I

(C72) [PARADISE"D" PRODUCTS (HJB, mdo-h, QAMAKIRI)] PD Vol. 9 (Various)

Dance! Tentacle Research Institute

お下品お掃除アナルフェラ

Hi, mi, tsu

[Mother2] Kimaira Kenkyuu File - Chimera Research File [Chinese](Uncensored)

(COMIC1☆3) [Hyoco Road (Hyocorou)] thorns (Ibara no Ou)

[Kawai Shun] Dance! Tentacle Research Institute [English]

[Matsurioka Hideyuki] Reken ~Shinsoku Raper Domo~ | Rape Researches

[Kinku] Jiyuukenkyuu Bitch Report | Research Project: Bitch Report! (COMIC LO 2013-09) [English]

Jiyuu Kenkyuu de Ochinchin o Shiraberaremashita | We Decided to Examine a Penis for Our Independent Research

[Hroz] Succubus no Ningen Kenkyuu | Human Research by a Succubus [English] [thetsuuyaku + 4dawgz]

[Katsurai Yoshiaki] Amatsuka Gakuen no Ryoukan Seikatsu (COMIC X-EROS ＃22) [Chinese] [空気系☆漢化]

Tsukenakute Iiyo

Yuri-ken Beit Boshuuchuu Soushuuhen | Yuri's Lab Wants Research Assistants

(C95) [Enokiya (eno)] Sultry Altria (Fate/Grand Order) [Chinese] [無邪気漢化組]

[Asuka Yumiki] Idakasete Senorita | 擁抱我吧SENORITA [Chinese]

(C78) [Draw Go (Souichi)] Tokumei Research 1999 ~ Maya-chan Shinsou Kaimei File ~ (Occult Academy)

Fellatio Kenkyuubu - Fellatio Research Department

[Ijuhin808] Boku wa Joshi Kousei - Bishoujo Restaurant Ch. 5 [English]

Imouto Sai Kyouiku

[Haruta] Youkoso! BL Kenkyuu Club | Welcome to the Yaoi Research Club 2-in-1 Bonus Chapter [English] [Digital]

Musaiin no Endless World

Tsuukai Soukai Kurinikku

Hana no Iro Chapter 5

Onkuchi Fuujinroku

Don't fidget too much

Dance! Tentacle Research Center - Seedbed-hen

Youkoso! BL Kenkyuu Club | Welcome to the Yaoi Research Club

(Dai 11 Ji ROOT 4 to 5) [Haikojo (Tetsuko)] Bereshiito (Fate/Grand Order) [English] [biribiri]

APPLE WOLF 0005 Konoha Etti 2

[Kawai Shun] Odoru! Shokushu Kenkyuujo "Naedoko" Hen | Dance! Tentacle Research Center - Seedbed-hen [English] [solowing]

F6 Okita Alter, Seichishiki Zero

Research Fellow

(C88) [Shirakaba Doori (DRY)] R10.5 (Fate/hollow ataraxia) [Chinese] [脸肿汉化组]

Shinro Shidou - Learning Libido After School

[Department Y Research Institute] Bōkoku ōjo no matsuro

Twilight's Research | 暮光学习计划

[Department Y Research Institute] Rorisakyubasu Wa Ningen Ni Tsukamaruto Dō Naru No?

(C80) [Digital Accel Works (INAZUMA)] INAZUMA Jiyuu Kenkyuu | INAZUMA Research Project (PreCure) [English] {5 a.m.}

(C84) [Kacchuu Musume (Yukiyanagi)] Shingeki no Kenkyuu | Attack on Research (Shingeki no Megami) (Shingeki no Kyojin) [English] [CGRascal]

[Ogawa Kanran] Yoi Kono Jiyuu Kenkyuu | Independent Research Time [English] [Jojo]